Sending a DataSet Using Web Services
To create a Web service, create a file in your Web project entitled suppliers.asmx. The .asmx extension tells the .NET Framework that this file should be treated as a Web service. Copy and paste the code from Listing 24.1 (or Listing 24.2 if you prefer C#) into the file and save. That's it! You've created your first Web service, which you can view in a browser by navigating directly to the suppliers.asmx URL.
Let's take a moment to the look at the Web service itself. Notice that the very first line of the file is a WebService directive. Up to this point, you have only seen a Page directive in that location. Notice also that the class of the Web service is provided in the WebService directive.
Next, several ...
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